For tonight’s dinner we’re following what might well be the world’s largest recipe – as it’s written in large type all over the surface of Google Earth. To start with, on the coast of Nova Scotia a vineyard uses the fields to do more than grow the grapes – they also advertise wines and their website.1 So we’ve got some wine. Next, if you happen to be driving down this motorway on the Danish island of Zealand, and feel a little peckish, you can stop off and buy some peas from the top of the hill. You’ll know…